Add Relation Metadata (#2388)

* Add Relation Metadata

* remove logs

* fix migrations

* add one-to-many relation inside entities

* fix relation

* use enum for tenant migration column action type

server/src/metadata/object-metadata/object-metadata.entity.ts

@@ -20,6 +20,7 @@ import {
 import { ObjectMetadataInterface } from 'src/tenant/schema-builder/interfaces/object-metadata.interface';
 
 import { FieldMetadata } from 'src/metadata/field-metadata/field-metadata.entity';
+import { RelationMetadata } from 'src/metadata/relation-metadata/relation-metadata.entity';
 
 import { BeforeCreateOneObject } from './hooks/before-create-one-object.hook';
 
@@ -95,6 +96,12 @@ export class ObjectMetadata implements ObjectMetadataInterface {
   })
   fields: FieldMetadata[];
 
+  @OneToMany(() => RelationMetadata, (relation) => relation.fromObjectMetadata)
+  fromRelations: RelationMetadata[];
+
+  @OneToMany(() => RelationMetadata, (relation) => relation.toObjectMetadata)
+  toRelations: RelationMetadata[];
+
   @Field()
   @CreateDateColumn({ name: 'created_at' })
   createdAt: Date;

server/src/metadata/object-metadata/services/object-metadata.service.ts

@@ -5,7 +5,7 @@ import {
 } from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
 
-import { Repository } from 'typeorm';
+import { Equal, In, Repository } from 'typeorm';
 import { TypeOrmQueryService } from '@ptc-org/nestjs-query-typeorm';
 import { DeleteOneOptions } from '@ptc-org/nestjs-query-core';
 
@@ -93,6 +93,16 @@ export class ObjectMetadataService extends TypeOrmQueryService<ObjectMetadata> {
     });
   }
 
+  public async findManyWithinWorkspace(
+    objectMetadataIds: string[],
+    workspaceId: string,
+  ) {
+    return this.objectMetadataRepository.findBy({
+      id: In(objectMetadataIds),
+      workspaceId: Equal(workspaceId),
+    });
+  }
+
   /**
    *
    * Create all standard objects and fields metadata for a given workspace